Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of all-road/gravel bikes
Somewhat upright stack and reach vs trend of progressive gravel bikes
Design deviates from other sizes of SPCYCLE G028
Geometry
Stack | 608mm | 595mm -13mm |
Reach | 391mm | 405.5mm +14.5mm |
Stack to Reach Ratio | 1.55:1 | 1.47:1 |
Seat Tube Length, C-T | 490mm | — |
Seat Tube Length, C-TTT | — | 520mm |
Top Tube Length, Effective/Horizontal HT Top | 575mm | — |
Top Tube Length, Effective/Horizontal Unknown | — | 576mm |
Top Tube Slope | 14.6deg | 7.8deg -6.8deg |
Head Tube Angle | 71.5deg | 71.2deg -0.3deg |
Seat Tube Angle | 73.1deg | 74deg +0.9deg |
Head Tube Length | 175mm | 157mm -18mm |
Bottom Bracket Drop | 76mm | 80mm +4mm |
Bottom Bracket Height | 280mm | 286mm +6mm |
Chainstay Length | 430mm | 435mm +5mm |
Chainstay Length Horizontal | 423.2mm | 427.6mm +4.4mm |
Front-Center | 626mm | 644mm +18mm |
Front-Center Horizontal | 621.4mm | 638.4mm +17mm |
Wheelbase | 1044.6mm | 1066mm +21.4mm |
Fork Offset/Rake | 50mm | 55mm +5mm |
Fork Length, Unknown | — | 405mm |
Trail | 66.4mm high | 66.5mm +0.1mm high |
Mechanical Trail | 63mm | 63mm +0mm |
Wheel Flop | 20mm | 20.3mm +0.3mm |
Tire to Pedal Spindle | 97.5mm 172.5 mm cranks | 108mm +10.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 107.5mm 172.5 mm cranks | 116mm +8.5mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 45mm | 55mm +10mm |
Tire Outer Diameter | 712mm | 732mm +20mm |
Bike Length with Tires | 1756.6mm | 1798mm +41.4mm |
Crank Length | 172.5mm | — |
Handlebar Width | 440mm | — |
Stem Length | 80mm | — |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Carbon/Composite | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | http://tantancycling.com/index.php?_m=mod_product&_a=view&p_id=1064 | https://velo.gravelo.ru/2026/04/22/spcycle-g028/ |
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